CN102230248B - TPE (Thermoplastic Elastomer) yarns for weaving TPE mesh - Google Patents
TPE (Thermoplastic Elastomer) yarns for weaving TPE mesh Download PDFInfo
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- CN102230248B CN102230248B CN 201110157252 CN201110157252A CN102230248B CN 102230248 B CN102230248 B CN 102230248B CN 201110157252 CN201110157252 CN 201110157252 CN 201110157252 A CN201110157252 A CN 201110157252A CN 102230248 B CN102230248 B CN 102230248B
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Abstract
The invention relates to TPE (Thermoplastic Elastomer) yarns for weaving a TPE mesh, belonging to the weaving technical field. The TPE yarns are compound yarns; core bodies of the TPE yarns are terylene filament yarns, and are coated with TPE compound materials on the surfaces; and the TPE compound materials are characteirzed by comprising the following components in percentage by weight: 35-45% of TPE materials, 8-18% of HDPE (High-Density Polyethylene), 20-30% of LLDPE (Linear low-Density Polyethylene), 5-15% of PE (Polyethylene) master adhesive and 8-18% of PE adhesive. The TPE yarns have stronger mechanical performance and better environmental friendliness; and the TPE mesh produced from the TPE yarns provided by the invention have the advantages of strong tear resistance and high tensile rate.
Description
Technical field
The present invention relates to a kind of TPE screen cloth, relate in particular to a kind of TPE yarn with braiding TPE screen cloth, belong to textile technology field.
Background technology
At present, screen cloth of a great variety on the market at home and abroad is such as vinylon fabric, glass fabric, mould screen cloth etc., these screen cloths are mainly used in outdoor furniture, such as desk, chair or be used for the handbag of braiding daily life, knapsack etc. also are useful on the material of outdoor goods.
The TPE screen cloth mainly adopts the yarn braiding that is coated with TPE material (thermoplastic elastomer (TPE)) to form, and the TPE screen cloth is the extraordinary textiles of producing without the shuttle machine, adopts the complex yarn of special clad structure.Core body adopts high-intensity polyester industrial filament yarn, and that cortex is coated with is ageing-resistant, the material of ultra-violet radiation resisting, and the polyester filament coating of extending forms the recombination line of smooth surface, waterproof, grease proofing, nontoxic, cooling feeling through the wire drawing cooling.Warp thread is pumped into beam of a loom by intelligent warping machines, need not starching, directly be woven into net at flexible rapier loom, again through after be organized into final products.
Yet the TPE thread material of producing in the prior art mainly adopts the PVC(polyvinyl chloride) clad material of material, however PVC is the pvc material that forms by polymerization of vinyl choride monomer, this material environment friendly poor performance.
Summary of the invention
The present invention is directed to existing defective in the above prior art, a kind of TPE yarn for braiding TPE screen cloth is provided, this TPE yarn has the advantage of high strength, high resilience and high-environmental.
The objective of the invention is to be achieved by the following technical programs, a kind of TPE yarn for braiding TPE screen cloth, described TPE yarn is recombination line, the core body of TPE yarn is polyester filament, be coated with the TPE composite on the surface of core body, it is characterized in that: described TPE composite comprises the percentage by weight of following composition:
TPE material (thermoplastic elastomer (TPE)): 35%～45%; The HDPE(high density polyethylene (HDPE)): 8%～18%; The LLDPE(linear low density polyethylene): 20%～30%; The PE(polyethylene) glue is female: 5%～15%; The PE(polyethylene) micelle: 8%～18%.
Can also be added into according to actual needs some dyestuff compositions in the above-mentioned TPE composite, so that make the TPE yarn of different colours, above-mentioned a kind of TPE yarn for braiding TPE screen cloth of the present invention, because the characteristics of the mechanical properties such as high-strength, low contraction that polyester filament itself has, and the present invention does not change the performance of polyester filament because of being coated with the TPE composite on the terylene surface, has equally the mechanical and physical performance of higher-strength; TPE clad material of the present invention combines with polyester filament, and the TPE yarn property for preparing is better, and elasticity is better.
Do not use PVC material or other plasticizer materials in a kind of surface coated TPE composite of TPE yarn polyester filament for braiding TPE screen cloth of the present invention, such as plasticizer DOP, chlorinated paraffin wax etc., so have good environmental-protecting performance.And adopt TPE composite of the present invention resulting TPE yarn after the terylene thread surface coats also to have the mechanical and physical performance of higher-strength, as has a very high resilience, with the exert pressure that is equivalent to the 100kg object 24 hours, remove pressure after, can substantially recover shape in 30 minutes.
As preferably, TPE yarn described in above-mentioned a kind of TPE yarn for weaving the TPE screen cloth is recombination line, the core body of TPE yarn is polyester filament, is coated with the TPE composite on the surface of core body, it is characterized in that: described TPE composite comprises the percentage by weight of following composition:
TPE material: 38%～42%; HDPE:10%～15%; LLDPE:22%～28%; PE glue is female: 8%～12%; PE micelle: 10%～14%.Above-mentioned TPE composite is in preferable range of the present invention the time, and the performance of the TPE thread material for preparing is better, and resilience is higher, intensity is also stronger, adopt the performance of the screen cloth that above-mentioned TPE composite makes also better, such as tearing toughness, more than the broadwise tearing toughness is greater than 100N.
Further preferred, TPE yarn described in above-mentioned a kind of TPE yarn for weaving the TPE screen cloth is recombination line, the core body of TPE yarn is polyester filament, be coated with the TPE composite on the surface of core body, it is characterized in that: described TPE composite comprises the percentage by weight of following composition:
TPE material: 40%; HDPE:13%; LLDPE:25%; PE glue is female: 10%; PE micelle: 12%.TPE composite in this preferable range is coated on the polyester filament surface, the TENSILE STRENGTH of the TPE screen cloth that makes is through broadwise＞250N, the maximum elongation rate is no more than 30%, tearing toughness is through broadwise＞150N, and the rebound performance of product is better, with the exert pressure 24 hours that is equivalent to the 100kg object, after removing pressure, can substantially recover shape in 15 minutes, the good product performance that obtains more is conducive to suitability for industrialized production.
Above-mentioned a kind of TPE yarn for braiding TPE screen cloth of the present invention, wherein said polyester filament refers to that generally length is greater than the terylene thread more than 10 myriametres, polyester filament described in the present invention can be selected the polyester filament of different length as required, also can be the terylene thread that length is not more than 10 myriametres.Polyester filament is the long filament made from terylene, terylene is the fiber-forming polymer that makes through esterification or ester exchange and polycondensation reaction take p-phthalic acid (PTA) or dimethyl terephthalate (DMT) (DMT) and ethylene glycol (MEG) as raw material, i.e. polyethylene terephthalate (PET).Polyester filament has the advantages such as high strength, heat resistance, ABRASION RESISTANCE.According to the different performance of polyester filament, specifically can be divided into high-strength, high-strength low-shrinkage type polyester filament.Because the anti-fracture strength of high-strength polyester filament is higher with respect to alternative polyester filament.As preferably, described polyester filament adopts the high-strength polyester filament, thereby makes the TPE yarn strength that obtains better, more is conducive to be applied in the products such as outdoor goods.
TPE material described in the above-mentioned TPE composite is a kind of thermoplastic elastic material, because thermoplastic elastic material has high elasticity, and high strength, high resilience, and have plasticity processing, but also have the advantage of environment-protecting asepsis.Be coated on the surface of polyester filament of the present invention, both improved intensity and the resilience of polyester filament, improved again the feature of environmental protection.As preferably, described TPE material is one or more compositions in polyolefins thermoplastic elastomer (TPO), styrene analog thermoplastic elastomer (SBC), the polyurethanes thermoplastic elastomer (TPE) (TPU); Adopt the TPE material in these preferable range, not only the elasticity capacity of material is strong, but also has the better feature of environmental protection.
HDPE described above is the abbreviation of high density polyethylene (HDPE), is a kind of thermoplastic materials polyolefin that is generated by ethylene copolymer, is a kind of thermal plastic material of high-crystallinity, and all right recycling of high density polyethylene (HDPE) is to have the feature of environmental protection.And adopt the mechanical characteristic that the HDPE material can more effective improvement TPE yarn of the present invention silk, and such as TENSILE STRENGTH, the performance of rigidity and hardness aspect.
LLDPE described above is a kind of linear low density polyethylene, and it structurally is different from general low density polyethylene (LDPE), because there is not long-chain branch in linear low density polyethylene.LLDPE has fabulous rheological characteristic or melt fluidity.Add the flowability that LLDPE can regulate the TPE composite, improved the performance of the melt in the operating process that coats, thereby equally also improved technique, make process simple, processing ease.
PE micelle described above is combined with HDPE and LLDPE, can effectively regulate flowability and the thermoplasticity of TPE composite, improves on the whole the performance of TPE composite of the present invention.As preferably, the average grain diameter of described PE micelle is 60 orders～100 orders.
PE glue mother described above uses in conjunction with the PE micelle, can improve equally the operability of TPE composite of the present invention, is conducive to suitability for industrialized production.As preferably, described PE glue mother's average grain diameter is 150 orders～200 orders.
In sum, the present invention has the following advantages:
1, a kind of TPE yarn for braiding TPE screen cloth of the present invention had both had stronger mechanical property, and was high such as resilience, had again the preferably feature of environmental protection, thereby the yarn silk feature of environmental protection of having improved the coating of available technology adopting PVC material is poor, the shortcoming that toxicity is higher.
2, a kind of TPE yarn for braiding TPE screen cloth of the present invention, can be widely used in beach chair, parasols, household articles, outdoor goods etc., adopt TPETPE yarn of the present invention through being woven into net, being organized into final product TPE screen cloth again, it has the advantages that tear resistance is strong, the Waterproofing/oilproofing antiultraviolet is good.
The specific embodiment
Below by specific embodiment, technical scheme of the present invention is described in further detail, but the present invention is not limited to these embodiment.
Embodiment 1
The TPE yarn of this TPE screen cloth is clad structure, and wherein core body is the polyester filament of high-strength, is coated with the TPE composite on the polyester filament surface of high-strength, and is furnished with blue dyestuff, makes the TPE yarn, and described TPE composite is:
TPO:40%; HDPE:13%; LLDPE:25%; PE glue is female: 10%; PE micelle: 12%.
Concrete preparation process is: the TPE composite of above-mentioned formula ratio and blue dyestuff are added in the mixer together fully mix, the extrusion system that mixes rear adding extruder plastifies into uniform melting solid, and the continuous extruder head of screw rod by extruder, in aforesaid operations, the high-strength polyester filament is passed head of plastic extruder, and make the melt coating extruded in the outside of high-strength polyester filament, then through after the bosh cooling, be shaped to the TPE yarn that coats the TPE composite.
Embodiment 2
This TPE yarn is clad structure, and its core body is the polyester filament of high-strength, is coated with the TPE composite on the polyester filament surface of high-strength, and is furnished with blue dyestuff, makes the TPE yarn, and described TPE composite comprises the percentage by weight of following composition:
SBC:38%; HDPE:10%; LLDPE:28%; PE glue is female: 12%; PE micelle: 12%.
Concrete preparation method is consistent with the method for embodiment 1, repeats no more here.
Embodiment 3
This TPE yarn is clad structure, and wherein core body is the polyester filament of high-strength, is coated with the TPE composite on the polyester filament surface of high-strength, and is furnished with the dyestuff of black, makes the TPE yarn, and described TPE composite comprises the percentage by weight of following composition:
TPU:42%; HDPE:15%; LLDPE:23%; PE glue is female: 10%; PE micelle: 10%.
Concrete preparation method is consistent with the method for embodiment 1, repeats no more here.
Embodiment 4
This TPE yarn is clad structure, wherein core body is the polyester filament of high-strength low-shrinkage type, is coated with the TPE composite on the polyester filament surface of high-strength low-shrinkage type, and is furnished with yellow dyestuff, make the TPE yarn, described TPE composite comprises the percentage by weight of following composition:
TPU:41%; HDPE:14%; LLDPE:22%; PE glue is female: 10%; PE micelle: 13%.
Concrete preparation process is: the TPE composite of above-mentioned formula ratio and yellow dyestuff are added in the mixer together fully mix, the extrusion system that mixes rear adding extruder plastifies into uniform melting solid, and the continuous extruder head of screw rod by extruder, in aforesaid operations, high-strength low-shrinkage type polyester filament is passed head of plastic extruder, and make the melt coating extruded in the outside of high-strength polyester filament, then through after the bosh cooling, be shaped to the TPE yarn that coats the TPE composite, color is yellow.
Embodiment 5
This TPE yarn filament is clad structure, wherein core body is the polyester filament of high-strength low-shrinkage type, is coated with the TPE composite on the polyester filament surface of high-strength low-shrinkage type, and is furnished with red dyestuff, make the TPE yarn, described TPE composite comprises the percentage by weight of following composition:
TPO:40%; HDPE:14%; LLDPE:25%; PE glue is female: 10%; PE micelle: 11%.
Concrete preparation process is: the TPE composite of above-mentioned formula ratio and red dyestuff are added in the mixer together fully mix, the extrusion system that mixes rear adding extruder plastifies into uniform melting solid, and the continuous extruder head of screw rod by extruder, in aforesaid operations, high-strength low-shrinkage type polyester filament is passed head of plastic extruder, and make the melt coating extruded in the outside of high-strength low-shrinkage type polyester filament, then through after the bosh cooling, be shaped to the TPE yarn that coats the TPE composite, color is red.
Application Example 1
The TPE yarn that obtains among the embodiment 1 is processed as beam of a loom by warping machines with the silk thread in the line cylinder, then by Rapier looms beam of a loom is processed as netted cloth, warp density wherein is at 12～50/inch, weft density is between 15～50/inch, above-mentioned graticule density can be set adjustment according to different purposes, use framing shaping machine under 120 ℃～140 ℃ condition the above-mentioned netted cloth that weaves, do heat treatment, make graticule be bonded in one, namely get TPE screen cloth of the present invention.
Application Example 2
The TPE yarn that obtains among the embodiment 2 is processed as beam of a loom by warping machines with the silk thread in the line cylinder, then by Rapier looms beam of a loom is processed as netted cloth, warp density wherein is at 15～45/inch, weft density is between 15～40/inch, use framing shaping machine under 110 ℃～135 ℃ condition the above-mentioned netted cloth that weaves, do heat treatment, make graticule be bonded in one, namely get TPE screen cloth of the present invention.
Application Example 3
The TPE yarn that obtains among the embodiment 3 is processed as beam of a loom by warping machines with the silk thread in the line cylinder, then by Rapier looms beam of a loom is processed as netted cloth, warp density wherein is at 12～50/inch, weft density is between 15～50/inch, use framing shaping machine under 120 ℃～140 ℃ condition the above-mentioned netted cloth that weaves, do heat treatment, make graticule be bonded in one, namely get TPE screen cloth of the present invention.
Select the TPE screen cloth in the above-mentioned Application Example, intensity and the percentage elongation of product detected, testing result is as follows:
Resilience to the thread TPE screen cloth of TPE yarn of the invention described above requires to test: after pressing 24 hours with the weight of the material that is equivalent to 100kg, remove pressure after, can substantially recover shape in 30 minutes.So TPE screen cloth resilience of the present invention is high, and intensity is also stronger.
Specific embodiment described in the present invention only is to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although the present invention has been made a detailed description and has quoted as proof some specific embodiments, to those skilled in the art, only otherwise it is obvious leaving that the spirit and scope of the present invention can make various changes or revise.
Claims (3)
1. TPE yarn that is used for braiding TPE screen cloth, described TPE yarn is recombination line, the core body of TPE yarn is polyester filament, is coated with the TPE composite on the surface of core body, it is characterized in that: described TPE composite comprises the percentage by weight of following composition:
TPE material: 38%～42%; HDPE:10%～15%; LLDPE:22%～28%; PE glue is female: 8%～12%; PE micelle: 10%～14%; Described TPE material is a kind of in polyolefins thermoplastic elastomer, styrene analog thermoplastic elastomer, the polyurethanes thermoplastic elastomer (TPE).
2. a kind of TPE yarn for braiding TPE screen cloth according to claim 1, it is characterized in that: described PE glue mother's average grain diameter is 150 orders～200 orders.
3. a kind of TPE yarn for braiding TPE screen cloth according to claim 1, it is characterized in that: the average grain diameter of described PE micelle is 60 orders～100 orders.
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| CN 201110157252 CN102230248B (en) | 2011-06-13 | 2011-06-13 | TPE (Thermoplastic Elastomer) yarns for weaving TPE mesh |
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| CN 201110157252 CN102230248B (en) | 2011-06-13 | 2011-06-13 | TPE (Thermoplastic Elastomer) yarns for weaving TPE mesh |
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| CN102230248B true CN102230248B (en) | 2013-04-24 |
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| USD904011S1 (en) | 2019-01-14 | 2020-12-08 | Yeti Coolers, Llc | Bag |
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| USD903305S1 (en) | 2019-01-14 | 2020-12-01 | Yeti Coolers, Llc | Bag |
| CN110685036A (en) * | 2019-10-12 | 2020-01-14 | 江苏馨德高分子材料股份有限公司 | Production method of flame-retardant and oil-stain-resistant TPE (thermoplastic elastomer) yarn |
| CN113774590A (en) * | 2021-08-19 | 2021-12-10 | 东莞市利鸿柏斯针织有限公司 | Preparation method of woven product based on TPU (thermoplastic polyurethane) yarns |
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